Statement Of Changes In Equity [Abstract]
| Concept |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of changes in equity [abstract] | ||||||||||||||
| Statement of changes in equity [line items] | ||||||||||||||
| Increase (decrease) through acquisition of subsidiary, equity | — | — | — | — | — | — | — |
-
SEK
|
-
SEK
|
15 680
SEK
|
15 680
SEK
|
-
SEK
|
-
SEK
|
-
SEK
|
| Purchase of treasury shares |
-
SEK
|
-
SEK
|
-
SEK
|
18 813
SEK
|
-
SEK
|
18 813
SEK
|
18 813
SEK
|
6 000
SEK
|
-
SEK
|
6 000
SEK
|
-
SEK
|
6,000,000
SEK
|
-
SEK
|
-
SEK
|